ref: 3f87ffea44150d233b11a38b1ca3673207fe206e
dir: /sys/src/cmd/python/Tools/unicode/comparecodecs.py/
#!/usr/bin/env python """ Compare the output of two codecs. (c) Copyright 2005, Marc-Andre Lemburg ([email protected]). Licensed to PSF under a Contributor Agreement. """ import sys def compare_codecs(encoding1, encoding2): print 'Comparing encoding/decoding of %r and %r' % (encoding1, encoding2) mismatch = 0 # Check encoding for i in range(sys.maxunicode): u = unichr(i) try: c1 = u.encode(encoding1) except UnicodeError, reason: c1 = '<undefined>' try: c2 = u.encode(encoding2) except UnicodeError, reason: c2 = '<undefined>' if c1 != c2: print ' * encoding mismatch for 0x%04X: %-14r != %r' % \ (i, c1, c2) mismatch += 1 # Check decoding for i in range(256): c = chr(i) try: u1 = c.decode(encoding1) except UnicodeError: u1 = u'<undefined>' try: u2 = c.decode(encoding2) except UnicodeError: u2 = u'<undefined>' if u1 != u2: print ' * decoding mismatch for 0x%04X: %-14r != %r' % \ (i, u1, u2) mismatch += 1 if mismatch: print print 'Found %i mismatches' % mismatch else: print '-> Codecs are identical.' if __name__ == '__main__': compare_codecs(sys.argv[1], sys.argv[2])